Police officer Lü Yingjie used his skills and training to help the SWAT team catch robbers during a bank heist. Invited to join their training camp, he worked hard, eventually becoming a qualified SWAT officer. His journey reflects the team's positive spirit and inspires viewers with a message of optimism.

This film tells the story of Ma Jun, an early revolutionary martyr of the Chinese Communist Party. After joining the Party in 1920, he organized the May Fourth Movement, helped establish underground Party branches in Northeast China, and studied in the Soviet Union. Upon returning, he was appointed Secretary and Organization Minister of the Beijing Municipal Committee. Ultimately, he was betrayed and died heroically for the revolutionary cause.